<?php 
    $name=$_POST['name'];
    $pwd=$_POST['pwd'];

    $conn=mysqli_connect('localhost','root','123456','user');

    mysqli_query($conn,"set charset 'utf8'");
    mysqli_query($conn,"set character set 'utf8'");

    $sql = "select * from user_1 where name='$name' and pwd='$pwd'";

    $res = mysqli_query($conn, $sql);

    $count=mysqli_num_rows($res);
    
    if($count>0){
        echo json_encode(array(
            "code"=>200,
            "body"=>array(
                "msg"=>"登录成功"
            )
        ));
    }else{
        echo json_encode(array(
            "code"=>205,
            "body"=>array(
                "msg"=>"网络错误，登录失败"
            )
        ));
    }
?>